find an equation of a circle satisfying the given conditions. Center(0,0), containing (-3,4)

129,591 results
  1. GEOMETRY

    The diameter of a circle has endpoints P(–10, –2) and Q(4, 6). a.Find the center of the circle. b.Find the radius. If your answer is not an integer, express it in radical form. c.Write an equation for the circle.

  2. algebra

    A few more question Id like for someone to check please. 1) what are the vertex, focus, and directrix of the parabola with the given equation? x^2-8x-28y-124=0 vertex (4,-5) focus (0,7) directrix y=-12 2) write an equation of a circle with given center and

  3. Geometry

    Write the equation of circle O centered at origin that passes through (9,-2) Circle B with center (0,-2) that passes through (-6,0) >For circle B, is the radius 6 in this case? So equation would be x^2+(x+2)^2=36, correct? If this is the case, how would I

  4. NEED MAJOR HELP! *QUADRATIC EQUATIONS*

    Write the equation for the circle with center at (- 8, - 6) and radius of 10. (x+8)² + (y + 6)² = 10 (x+8)² + (y + 6)² = 100 (x-8)² + (y - 6)² = 100 Find the standard equation for the circle with center on the positive x-axis and passing through the

  5. geomtry

    A diameter of a circle has endpoints P(-10,2) and Q(4,6) a. find the center of the circle. b. find the radius of your answer is not an interger express in radical form c. write an equation for the circle

  6. math

    A segment with endpoints C(-3, 3)and D(7, 3) is the diameter of a circle. a. What is the center of the circle? b. What is the length of the radius? c. What is the circumference of the circle? d. What is the equation of the circle?

  7. Geometry

    The diameter of a circle has endpoints P(- 10, - 8) ) and Q(4, 4) . a. Find the center of the circle. bFind the radius. If your answer is not an integer, express it in radical form. . Write an equation for the circle.

  8. geometry

    Circle O is defined by the equation x2 + (y - 2)2 = 25. Plot the center of Circle O and type in the coordinates of one point with integral values that lies on Circle O.

  9. Calculus

    The equation of a circle, C, is x^2 + y^2 + 6x - 8y +9=0. Find the center of C and find the radius of C. Show that the C touches the x-axis. Find the equation of the circle which is a reflection of C in the y-axis

  10. Math

    Write an equation of the line satisfying the given conditions in stand form. Ax+By=C How would you do this? m=2 and contains (-3,1)

  11. mathematics

    The center of the circle is at point (3, -6) having a radius of 6 units. a.) Find the equation of the circle. b.) What is the distance from the center of the circle to the line y=2x+10.

  12. math

    Let the equation of a circle be x^2+y^2-14x+8y+56 a. Find the standard form of the circle b. Find the center of the circle c. Find the radius of the circle

  13. Algebra

    Find an equation of an ellipse satisfying the given conditions: ​Foci: ​(−2​,0) and (2​,​0) Length of major​ axis: 8 Thank you

  14. math

    -a circle with center at the point O(0,0) also has the point P(-2,3) on it. The equation of this circle is? and a second question: -A circle has a center of square root 5. The equation of this circle is? Please help me.

  15. maths-urgently needed

    find the equation of circle if the line 2x - y +1 = 0 touches the circle at the point (2,5) and the center of the circle lies on the line x+y -9 =0

  16. pre calculus

    Write the equation of the circle in standard form. Find the center, radius, intercepts, and graph the circle. x^2+y^2-12x-4x+36=0 How on earth do I do this?

  17. Advanced Math

    Write the standard form of the equation of a circle that passes through the points at (0,8) (8,0) and (16,8). Then identify the center and radius of the circle. (x-8)^2 + (y-8)^2 = 64 (x^2 / 64) + (y^2 / 64) = 64 center=(8,8) radius=8 I got it wrong don't

  18. Math

    Find the equation of the circle that satisfies the given conditions. Center at the origin and passes through (7, 9) 130 = ?

  19. geometry

    Two circles of equal radius intersect each other such that each circle passes through the center of the other circle. Find the equation for the perimeter of this figure.

  20. Math

    The point (-4.3) lies on a circle whose center is at (2,1). Find an equation of this circle.

  21. algebra 2

    find an equation of a circle satisfying the given conditions. Center(0,0), containing (-3,4)

  22. ALGEBRA

    can someone help me? write an equation of the line satisfying the given conditions. Slope = 0; y - intercept of 7

  23. College Algebra

    Write the equation of a circle in standard Find the center, radius intercepts and graph the circle. .........x^2+y^2-12x-4y+36=0

  24. mathematics

    The circle x2-2x+y2-4y-4=0 lies on the cartesian plane,question 2.1.1 equation of new circle which is the rotation of original circle through 180 degree around the origin...2.1.2 find equation of another circle which is the translation (x;y)-(x-8;y-6) of

  25. Math

    Write an equation of the line satisfying the given conditions in standard form. How do you do this? contains (-4, 0.3) and (3, -3.4)

  26. mathematics

    The circle x2-2x+y2-4y-4=0 lies on the cartesian plane,question 2.1.1 equation of new circle which is the rotation of original circle through 180 degree around the origin...2.1.2 find equation of another circle which is the translation (x;y)-(x-8;y-6) of

  27. college algebra-plz help

    a circle has the equation 3(x-5)^2_3y^2=12. Find the center and radius and graph the circle. find the intercepts, if any. plz show work

  28. algebra

    1.)Find the equation of the circle with center (1, 3) and radius r =2. 2.)Find the area of the circle of the above problem?

  29. math slope interceot

    write an equation in slope-intercept formof the line satisfying the given conditions: parallel to the graph of 3x-5y=7 andpasses through (0,-6)

  30. Algebra

    Knowing the given conditions, write the equation of the circle. Center at (4,2) and the circle passes through (-1,-1). Please help!

  31. trig help

    Find the equation of the hyperbola satisfying the given conditions. Vertices at (5, 1) and (-7, 1); asymptotes (y - 1) = 1/3(x + 1) and (y - 1) = -1/3(x + 1)

  32. trig/ellipse equation

    Find an equation of an ellipse satisfying the given conditions: Vertices: (-1, -8) and (-1, 4); and the length of the minor axis is 10.

  33. Algebra II

    In this set of eight problems, we have to match each equation with the correct description of its graph. However, these are test corrections I'm doing and I do not have the previous multiple choice answers so I can deduct from it, but can someone help me?

  34. Math

    I have a series of questions that I did. They lead up to the last question I can't solve. Could you check my math and help me with the last question? Thanks! a) Let a be the point (2,3). Compute the distance from Origin 0 to A answer: a^2 + b^2 = c^2 3^2 +

  35. Geometry

    A diameter of a circle has endpoints P(-10, -2) and Q(4, 6). a. Find the center of the circle. b. Find the radius. If your answer is not an integer, express it in radical form. c. Write an equation for the circle. Can someone explain how to do this?

  36. Advanced Math

    write the equation of the circle that satisfies each set of conditions. the center of the circle is on the x-axis, its radius is 1, and it passes through the point (square root of 2 over 2, square root of two over 2)

  37. Geometry

    A diameter of a circle has endpoints P(-10, -2) and Q(4, 6). a. Find the center of the circle. b. Find the radius. If your answer is not an integer, express it in radical form. c. Write an equation for the circle Can someone please help me by answering

  38. maths

    1) Circle centre (7,-2) passes through (-2,10). Calculate radius and find equation of circle. 2) AB is diameter of circle A(9,5) B(-1,-7). Find equation of circle mid point. I know i have to use the eqn (x1+x2)/2 and (y1+y2)/2 3) Find the equation of

  39. mathematics

    The circle x2-2x+y2-4y-4=0 lies on the cartesian plane,question 2.1.1 equation of new circle which is the rotation of original circle through 180 degree around the origin...2.1.2 find equation of another circle which is the translation (x;y)-(x-8;y-6) of

  40. calc

    standard equation of circle concentric with X^2+Y^2-2X-8Y+1=0 and tangent to line 2X-Y=3 Complete the squares to find the center of the circle. X^2+Y^2-2X-8Y+1=0 (x-1)^2+(y-4)^2 - 16 =0 The center is (1,4) and the radius for the given circle is 4. Now find

  41. physics

    A thin non-conducting rod is bent to form the arc of a circle of radius a and subtends an angle at the center of the circle. A total charge q is spread uniformly along its length. Find the electric field at the center of the circle in term of, a, q, and

  42. Algebra 2

    Find an equation of the ellipse satisfying the given conditions. Center at (-2,3) with major axis of length 8 and parallel to the y axis, minor axis of length 2. I don't understand how you get the formula for this. some help please

  43. Math

    The points (4, –5) and (– 4, 1) are endpoints of a diameter of a circle. (a) Find the center of the circle. (b) Find the length of the radius of the circle. (Note that this is a distance.) Give the exact answer. Show work. (c) State the equation of the

  44. algebra 2

    find an equation for the line satisfying the given conditions Y-intercept 8 and perpendicular to 3x-y +11=0

  45. Math(Please check answers)

    These questions that I have completed are on a test review for my exam and I would just like to know if they are correct. These are only a few of the questions, I have more that are just not complete yet. Thank You! 1) List the intercepts for the graph of

  46. Math

    These questions that I have completed are on a test review for my exam and I would just like to know if they are correct. These are only a few of the questions, I have more that are just not complete yet. Thank You! 1) List the intercepts for the graph of

  47. Calculus

    Find the unique solution to the differential equation y"?1y'?6y=?24(t^2)+10t+41 satisfying the initial conditions y(0)=?6 and y'(0)=?26

  48. Calculus

    (1 pt) Find the unique solution to the differential equation y"?5y'+6y=?312sin(2t) satisfying the initial conditions y(0)=?31 and y'(0)=?18

  49. College Algebra

    Knowing the given conditions, write the equation of the circle. Center at (5,3) and tangent to the y-axis.

  50. geometry

    This one is confusing me. please help The diameter of a circle has endpoints P(–10, –2) and Q(4, 6).Find the center of the circle.Find the radius. If your answer is not an integer, express it in radical form. Write an equation for the circle. Thanks

  51. MATH

    How do i find the center of a circle using 3 points. Also need to find the radius and the equation of the circle.... My 3 points are (2,8) (-4,6) (1,-1) I found the Equation of the perpendicular bisector of the line between the first and second point which

  52. math

    Write an equation of a circle with the center (-5,-4) and radius 6. The general equation for a circle is (x-a)^2 + (y-b)^2 = r^2, where r is the radius of the circle and (a,b) are the (x,y) coordinates of the center. Make the appropriate substitutions and

  53. math

    a circle is tangent to the y-axis at y=3 and has one x-intercept at x=1 a) what's the other x-intercept b) what's the equation i have no clue how to solve this! You know that the center of the circle is somewhere in the line y = 3, denote the x-coordinate

  54. ALGEBRA

    FIND A POINT-SLOPE FROM THE EQUATION OF THE LINE SATISFYING THE CONDITIONS. SLOPE -2, PASSING THROUGH (2,8)

  55. College Algebra

    using the knowledge of systems of equations, and that the equation of a circle is (x-h)^2 + (y-k)^2 = r^2, where (h,k) is the center and r is the radius. Find the equation of a circle that contains the following points: (6,2), (4,6), and (-3,5). (These 3

  56. College Algebra

    using the knowledge of systems of equations, and that the equation of a circle is (x-h)^2 + (y-k)^2 = r^2, where (h,k) is the center and r is the radius. Find the equation of a circle that contains the following points: (6,2), (4,6), and (-3,5). (These 3

  57. mathematics

    Write the equation of the line satisfying the given conditions. Passing through ( 9, 7 ) with slope - 3

  58. mathematics

    Write the equation of the line satisfying the given conditions. Passing through ( 5, 4 ) whose slope is undefined

  59. Equation

    Write an equation of the line satisfying the given conditions. Slope = 0; y-intercept of 7 Is this correct y= 7x or y = 7 (I think it is the first one)

  60. Algebra

    Find the equation for the circle with center (1,2) and passing through (-4,-3). Write the equation for the circle.

  61. Algebra

    Could you please check some of my Algebra problems please? Write the standard form of the equation of the circle with the given center and radius. 1. (-7,4);8 I got (x+7)^2 + (y-4)^2=64 2. (-7,10); square root of 17 I got (x+7)^2 + (y-10)^2=17 3. (0,0); 2

  62. Math (urgent)

    the equation x^2+y^=25 describes a circle with center at the origin and radius 5. The line y=x-1 passes through the circle. Using the substitution method, find the points at which the circle and line intersect. a) (4,3) and (-4,-3) b) (3,4) and (-3,-4) c)

  63. Algebra

    Find the center and radius of the circle. Equation: x^2 + (y+7)^2=4 Formula for center at the origin is x^2+y^2=r^2 Is this what I use and how do I go about this?

  64. Math

    Write an equation of the line satisfying the given conditions. Slope=0 y-intercept of 7. My answer is: y=7x Is this correct? Thanks.

  65. college algebra

    write the equation of the circle in standard form find the center radius, intercept and graph circle x^2 +y^2+8x+2y+8=0

  66. Algebra

    2. Write the equation of the circle in standard form. Find the center, radius, intercepts, and graph the circle. x2+y2+8x+2y+8=0

  67. Algebra

    The point (-1,0) lies on a circle whose center is at (-6,5). Find an equation of this circle

  68. Pre-Calculus

    I am having trouble with several problems: 1) Find the coordinates of the center, foci, and the vertices, and the equations of the asymptotes of the graph of the equation (x+1)^2/2 - y^2/8 =1 2) Write the standard form of the equation of the circle that is

  69. Pre-Calculus

    I am having trouble with several problems: 1) Find the coordinates of the center, foci, and the vertices, and the equations of the asymptotes of the graph of the equation (x+1)^2/2 - y^2/8 =1 2) Write the standard form of the equation of the circle that is

  70. College Algebra

    Write the equation of the circle in standard form. Find the center, radius, intercepts and graph the circle. x^2+y^2+14x+18y=-81

  71. Math

    Hi guys, In the question "It is given that P (0, 3), Q(7, 5), R(9, -2) and S are vertices of a square. A circle A passes through the points P, Q, R and S. Find the equation of this circle. Hence or otherwise find the equation of circle B which is the image

  72. math,correction

    can someone correct this for me plz.... Write the equation of the line L satisfying the given geometric conditions. (#1)L has y-intercept (0, -3) and is parallel to the line with equation y = (2)/(3)x + 1. My answer:

  73. Algebra

    Write the equation of the line L satisfying the given geometric conditions. L has y-intercept (0,-3) and is parallel to the line with equation y=2/3x+1 I will be happy to critique your work on this. y=(2/3)x-3?

  74. math,correction & help

    Write the equation of the line L satisfying the given geometric conditions. L has y-intercept (0, -3) and is parallel to the line with equation y = 2/3x + 1.

  75. steev

    can u help this the qustion is : A circle passes through the points (1,4)&(5,0) and its centre lies on the line x+y-3=0.Find (i) the equation of the circle and it parametric equations . (ii) the centre,diameter and area of the circle . (iii) the equation

  76. precalculus

    Let C be the circle with center -3i and radius 2. The Mobius transformation R given by the equation R(z)=(b/z+d) maps C to the unit circle in such a way that the inside of C maps to the outside of the unit circle. Find |R(1-2i)|. I'm having trouble with

  77. Calculus I

    Section Antiderivatives: Find the function f(x) satisfying the given conditions. f''(t) = 4 + 6t, f(1) = 3, f(-1) = -2

  78. physics

    Charges A through E have a charge of either + or - 5mC. They are placed at regular intervals along a semicircle of radius 7cm. Find the magnitude and direction of the force exerted on an electron placed at the center of the circle. Find the electric

  79. calculus-can someone please help me with this ques

    I can get part of the answer then I get stumped. find the center and radius of the circle, Write the standard form of the equation. (4,3)(1,3) to get center: (1+4/2, 3+3/2)=5/2,3 answer:5/2,3 for center radius: then i am stuck

  80. physics

    The large blade of a helicopter is rotating in a horizontal circle. The length of the blade is 6.60 m, measured from its tip to the center of the circle. Find the ratio of the centripetal acceleration at the end of the blade to that which exists at a point

  81. Pre-calculus

    Find the center radius and equation of a circle in standard form given the following conditions: 1. Tangent to 3x+2y=0 at the point (0,0) and passing through (1,-1) and (6,0)

  82. Math

    The equation 2x^2+2y^2+x+4y+2c=0 represents a circle.(let's name it S1) 1)Find the values of a,b and and show that c

  83. Algebra

    Find an equation for the line satisfying the given conditions.Through (3, 3) and parallel to 4x - 3y = 6. y=?

  84. sir steve reiny damon bob maths help steve!!!

    Point P(2,1) and Q(4,-5) lie on a circle. If line 2x-y-13=0 is a tangent to the circle at Q, what is (*) Coordinates of the center of the circle; (*) Equation of the circle. (*) Sketch out your circle. Step

  85. Algebra

    1.How do I find the center of a circle using the points (2,8) (-4,6) (1,-1) ? 2. The Radius of the circle? 3. Equation of circle THANKS!

  86. mathematics

    The circle x2-2x+y2-4y-4=0 lies on the cartesian plane,question 2.1.1 equation of new circle which is the rotation of original circle through 180 degree around the origin...2.1.2 find equation of another circle which is the translation (x;y)-(x-8;y-6) of

  87. Equations of a Circle

    Write the standard for of the equation of the circle that passes through the points at (0,8),(8,0),and (16,8). Then identify the center and radius of the circle. I have r=8, center=(8,8). What now?

  88. math

    Find the standard form of the equation of the circle with the given characteristics. Center: (5, -2); point on circle: (-3, -4)

  89. Math

    I have a question my brother asked me but I need a math expert. You have two interlocking circles and the radius of circle B goes through the center of circle A and of course the radius of circle A goes through the center of circle B. The radius of each

  90. Math

    write the equation of the circle in standard form. find the center, radius, intercepts, and graph the circle. x^2+y^2-6x-8y+25=36

  91. Calculus (PLEASE HELP ASAP!)

    Find f(x) satisfying the given conditions: 1) f"(x) = 1/x^3 f'(1) = 1/2 f(1) = 0 2) f"'(x) = sin (x) f"(0) = 0 f'(0) = 1 f(0) = 0

  92. College Algebra

    Write the equation of the circle in standard form. Find the center, radius, intercepts, and graph the circle. x^2+y^2+16x-18y+145=25

  93. geometry

    Write an equation for each circle described. Center at origin,radius is 3. I'm stuck.aren't I suppose to be given an endpoint for me to be able to use the midpoint formula to find the center? I need help please...oh that's the only thing they give me.

  94. science

    A thin non-conducting rod is bent to form the arc of a circle of radius a and subtends an angle at the center of the circle. A total charge q is spread uniformly along its length. Find the electric field at the center of the circle in term of, a, q, and

  95. math

    can u help this the qustion is : A circle passes through the points (1,4)&(5,0) and its centre lies on the line x+y-3=0.Find (i) the equation of the circle and it parametric equations . (ii) the centre,diameter and area of the circle . (iii) the equation

  96. geometry

    2. For the circle with equation (x – 2)2 + (y + 3)2 = 9, answer each question: a) What are the coordinates of the center? none b) What are the radius and diameter of the circle? 360 c) Graph the circle.

  97. Math

    find u•v satisfying the given conditions where a is the angel between u and v. a=150 degrees, |u|=3, |v|=40 and if a=pi/3 ??

  98. Please Help! Math

    How to find the center and radius of a circle using 3 points... My 3 points are (2,8) (-4,6) (1,-1) I found the Equation of the perpendicular bisector of the line between the first and second point which was y=(3/2)x + 5 And the Equation of the

  99. Physics Circular Motion

    The large blade of a helicopter is rotating in a horizontal circle. The length of the blade is 7.0 m, measured from its tip to the center of the circle. Find the ratio of the centripetal acceleration at the end of the blade to that which exists at a point

  100. physics

    The large blade of a helicopter is rotating in a horizontal circle. The length of the blade is 7.0 m, measured from its tip to the center of the circle. Find the ratio of the centripetal acceleration at the end of the blade to that which exists at a point

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